Home / 788,847.39-1,182,865.91-362,015.82

Finding the Fourth Proportional to 788,847.39, 1,182,865.91 and 362,015.82

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Solution

The fourth proportional to 788,847.39, 1,182,865.91 and 362,015.82 is: 542,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,847.39 : 1,182,865.91 = 362,015.82 : x
  2. Step 2: Convert to fraction form
    788,847.39/1,182,865.91 = 362,015.82/x
  3. Step 3: Cross multiply
    788,847.39x = 1,182,865.91 × 362,015.82
  4. Step 4: Simplify right side
    788,847.39x = 428,216,170,548.62
  5. Step 5: Solve for x
    x = 428,216,170,548.62/788,847.39
  6. Step 6: Final answer
    x = 542,837.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.